gentoo-x86/eclass/texlive-common.eclass

# Copyright 1999-2008 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: /var/cvsroot/gentoo-x86/eclass/texlive-common.eclass,v 1.8 2008/10/14 06:42:44 aballier Exp $

# @ECLASS: texlive-common.eclass
# @MAINTAINER:
# tex@gentoo.org
#
# Original Author: Alexis Ballier <aballier@gentoo.org>
# @BLURB: Provide various functions used by both texlive-core and texlive modules
# @DESCRIPTION:
# Purpose: Provide various functions used by both texlive-core and texlive
# modules.
#
# Note that this eclass *must* not assume the presence of any standard tex tool


TEXMF_PATH=/usr/share/texmf
TEXMF_DIST_PATH=/usr/share/texmf-dist
TEXMF_VAR_PATH=/var/lib/texmf

# @FUNCTION: texlive-common_handle_config_files
# @DESCRIPTION:
# Has to be called in src_install after having installed the files in ${D}
# This function will move the relevant files to /etc/texmf and symling them
# from their original location. This is to allow easy update of texlive's
# configuration

texlive-common_handle_config_files() {
        # Handle config files properly
        [ -d "${D}${TEXMF_PATH}" ] || return
        cd "${D}${TEXMF_PATH}"
        for f in $(find . -name '*.cnf' -o -name '*.cfg' -type f | sed -e "s:\./::g") ; do
                if [ "${f#*config}" != "${f}" ] ; then
                        continue
                fi
                dodir /etc/texmf/$(dirname ${f}).d
                mv "${D}/${TEXMF_PATH}/${f}" "${D}/etc/texmf/$(dirname ${f}).d" || die "mv ${f} failed."
                dosym /etc/texmf/$(dirname ${f}).d/$(basename ${f}) ${TEXMF_PATH}/${f}
        done
}

# @FUNCTION: texlive-common_is_file_present_in_texmf
# @DESCRIPTION:
# Return if a file is present in the texmf tree
# Call it from the directory containing texmf and texmf-dist

texlive-common_is_file_present_in_texmf() {
        local mark="${T}/$1.found"
        find texmf -name $1 -exec touch "${mark}" \;
        find texmf-dist -name $1 -exec touch "${mark}" \;
        [ -f "${mark}" ]
}

# @FUNCTION: texlive-common_do_symlinks
# @USAGE: < src > < dest >
# @DESCRIPTION:
# Mimic the install_link function of texlinks
#
# Should have the same behavior as the one in /usr/bin/texlinks
# except that it is under the control of the package manager
# Note that $1 corresponds to $src and $2 to $dest in this function
# ( Arguments are switched because texlinks main function sends them switched )
# This function should not be called from an ebuild, prefer etexlinks that will
# also do the fmtutil file parsing.

texlive-common_do_symlinks() {
        while [ $# != 0 ]; do
                case $1 in
                        cont-??|metafun|mptopdf)
                                einfo "Symlink $1 skipped (special case)"
                                ;;
                        mf)
                                einfo "Symlink $1 -> $2 skipped (texlive-core takes care of it)"
                                ;;
                        *)
                                if [ $1 = $2 ];
                                then
                                        einfo "Symlink $1 -> $2 skipped"
                                elif [ -e "${D}/usr/bin/$1" ];
                                then
                                        einfo "Symlink $1 skipped (file exists)"
                                else
                                        einfo "Making symlink from $1 to $2"
                                        dosym $2 /usr/bin/$1
                                fi
                                ;;
                esac
                shift; shift;
        done
}

# @FUNCTION: etexlinks
# @USAGE: < file > 
# @DESCRIPTION:
# Mimic texlinks on a fmtutil format file
#
# $1 has to be a fmtutil format file like fmtutil.cnf
# etexlinks foo will install the symlinks that texlinks --cnffile foo would have
# created. We cannot use texlinks with portage as it is not DESTDIR aware.
# (It would not fail but will not create the symlinks if the target is not in
# the same dir as the source)
# Also, as this eclass must not depend on a tex distribution to be installed we
# cannot use texlinks from here.

etexlinks() {
        # Install symlinks from formats to engines
        texlive-common_do_symlinks $(sed '/^[      ]*#/d; /^[      ]*$/d' "$1" | awk '{print $1, $2}')
}

# @FUNCTION: dobin_texmf_scripts
# @USAGE: < file1 file2 ... > 
# @DESCRIPTION:
# Symlinks a script from the texmf tree to /usr/bin. Requires permissions to be
# correctly set for the file that it will point to. 

dobin_texmf_scripts() {
        while [ $# -gt 0 ] ; do
                local trg=$(basename ${1} | sed 's,\.[^/]*$,,' | tr '[:upper:]' '[:lower:]')
                einfo "Installing ${1} as ${trg} bin wrapper"
                dosym ../share/${1} /usr/bin/${trg} || die "failed to install ${1} as $trg"
                shift
        done
}
1	aballier	1.4	# Copyright 1999-2008 Gentoo Foundation
2	aballier	1.1	# Distributed under the terms of the GNU General Public License v2
3	aballier	1.9	# $Header: /var/cvsroot/gentoo-x86/eclass/texlive-common.eclass,v 1.8 2008/10/14 06:42:44 aballier Exp $
4	aballier	1.1
5	aballier	1.4	# @ECLASS: texlive-common.eclass
6			# @MAINTAINER:
7			# tex@gentoo.org
8	aballier	1.1	#
9			# Original Author: Alexis Ballier <aballier@gentoo.org>
10	aballier	1.4	# @BLURB: Provide various functions used by both texlive-core and texlive modules
11			# @DESCRIPTION:
12	aballier	1.1	# Purpose: Provide various functions used by both texlive-core and texlive
13			# modules.
14	aballier	1.4	#
15	aballier	1.1	# Note that this eclass must not assume the presence of any standard tex tool
16
17
18			TEXMF_PATH=/usr/share/texmf
19			TEXMF_DIST_PATH=/usr/share/texmf-dist
20	aballier	1.3	TEXMF_VAR_PATH=/var/lib/texmf
21	aballier	1.1
22	aballier	1.4	# @FUNCTION: texlive-common_handle_config_files
23			# @DESCRIPTION:
24	aballier	1.1	# Has to be called in src_install after having installed the files in ${D}
25			# This function will move the relevant files to /etc/texmf and symling them
26			# from their original location. This is to allow easy update of texlive's
27			# configuration
28
29			texlive-common_handle_config_files() {
30			# Handle config files properly
31	aballier	1.5	[ -d "${D}${TEXMF_PATH}" ] \|\| return
32	aballier	1.1	cd "${D}${TEXMF_PATH}"
33			for f in $(find . -name '.cnf' -o -name '.cfg' -type f \| sed -e "s:\./::g") ; do
34			if [ "${f#*config}" != "${f}" ] ; then
35			continue
36			fi
37			dodir /etc/texmf/$(dirname ${f}).d
38			mv "${D}/${TEXMF_PATH}/${f}" "${D}/etc/texmf/$(dirname ${f}).d" \|\| die "mv ${f} failed."
39			dosym /etc/texmf/$(dirname ${f}).d/$(basename ${f}) ${TEXMF_PATH}/${f}
40			done
41			}
42
43	aballier	1.4	# @FUNCTION: texlive-common_is_file_present_in_texmf
44			# @DESCRIPTION:
45	aballier	1.1	# Return if a file is present in the texmf tree
46			# Call it from the directory containing texmf and texmf-dist
47
48			texlive-common_is_file_present_in_texmf() {
49			local mark="${T}/$1.found"
50			find texmf -name $1 -exec touch "${mark}" \;
51			find texmf-dist -name $1 -exec touch "${mark}" \;
52			[ -f "${mark}" ]
53			}
54	aballier	1.2
55	aballier	1.4	# @FUNCTION: texlive-common_do_symlinks
56			# @USAGE: < src > < dest >
57			# @DESCRIPTION:
58	aballier	1.2	# Mimic the install_link function of texlinks
59	aballier	1.4	#
60	aballier	1.2	# Should have the same behavior as the one in /usr/bin/texlinks
61			# except that it is under the control of the package manager
62			# Note that $1 corresponds to $src and $2 to $dest in this function
63			# ( Arguments are switched because texlinks main function sends them switched )
64			# This function should not be called from an ebuild, prefer etexlinks that will
65			# also do the fmtutil file parsing.
66
67			texlive-common_do_symlinks() {
68			while [ $# != 0 ]; do
69			case $1 in
70			cont-??\|metafun\|mptopdf)
71	aballier	1.8	einfo "Symlink $1 skipped (special case)"
72	aballier	1.2	;;
73	aballier	1.6	mf)
74	aballier	1.8	einfo "Symlink $1 -> $2 skipped (texlive-core takes care of it)"
75	aballier	1.6	;;
76	aballier	1.2	*)
77			if [ $1 = $2 ];
78			then
79	aballier	1.8	einfo "Symlink $1 -> $2 skipped"
80	aballier	1.2	elif [ -e "${D}/usr/bin/$1" ];
81			then
82	aballier	1.8	einfo "Symlink $1 skipped (file exists)"
83	aballier	1.2	else
84	aballier	1.8	einfo "Making symlink from $1 to $2"
85	aballier	1.2	dosym $2 /usr/bin/$1
86			fi
87			;;
88			esac
89			shift; shift;
90			done
91			}
92
93	aballier	1.4	# @FUNCTION: etexlinks
94			# @USAGE: < file >
95			# @DESCRIPTION:
96	aballier	1.2	# Mimic texlinks on a fmtutil format file
97	aballier	1.4	#
98	aballier	1.2	# $1 has to be a fmtutil format file like fmtutil.cnf
99			# etexlinks foo will install the symlinks that texlinks --cnffile foo would have
100			# created. We cannot use texlinks with portage as it is not DESTDIR aware.
101			# (It would not fail but will not create the symlinks if the target is not in
102			# the same dir as the source)
103			# Also, as this eclass must not depend on a tex distribution to be installed we
104			# cannot use texlinks from here.
105
106			etexlinks() {
107			# Install symlinks from formats to engines
108			texlive-common_do_symlinks $(sed '/^[ ]#/d; /^[ ]$/d' "$1" \| awk '{print $1, $2}')
109			}
110
111	aballier	1.7	# @FUNCTION: dobin_texmf_scripts
112			# @USAGE: < file1 file2 ... >
113			# @DESCRIPTION:
114	aballier	1.9	# Symlinks a script from the texmf tree to /usr/bin. Requires permissions to be
115			# correctly set for the file that it will point to.
116	aballier	1.7
117			dobin_texmf_scripts() {
118			while [ $# -gt 0 ] ; do
119			local trg=$(basename ${1} \| sed 's,\.[^/]*$,,' \| tr '[:upper:]' '[:lower:]')
120	aballier	1.9	einfo "Installing ${1} as ${trg} bin wrapper"
121			dosym ../share/${1} /usr/bin/${trg} \|\| die "failed to install ${1} as $trg"
122	aballier	1.7	shift
123			done
124			}